Liquefied Gas Electrolyte Dispensing With Temperature Feedback Control
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Solution Overview
Problem
Existing flow control mechanisms for liquefied gas electrolytes (LGE) lack temperature feedback, leading to inaccurate flow rates and backpressure issues that affect the performance of electrochemical devices due to deviations in electrolyte mass and composition.
Innovation Solution
A system incorporating a temperature sensor and processor to adjust the flow rate of liquefied gas solvent using a mass flow controller, maintaining temperature within a predetermined range to ensure accurate and efficient preparation of liquefied gas electrolytes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If temperature monitoring is not implemented, then the system is simpler, but flow rate accuracy deteriorates due to temperature-induced backpressure variations
Solution Approach 1:
The patent implements a feedback control system where a temperature sensor continuously monitors the LGE container temperature and feeds this information to a processor. The processor adjusts the mass flow controller's operation based on temperature readings, creating a closed-loop system that maintains flow rate accuracy despite temperature variations. This directly resolves the contradiction by using feedback to improve measurement precision while accepting controlled system complexity.
Solution Approach 2:
The patent replaces traditional mechanical flow control mechanisms with an electronically controlled mass flow controller that responds to temperature feedback signals. This substitution allows for more precise flow rate control by using electronic actuation based on temperature data, improving measurement precision while the electronic system manages the complexity through integrated control logic.
2Manufacturing precision
If temperature feedback control is implemented, then flow rate accuracy improves, but device complexity increases
Solution Approach 1:
The patent merges the temperature monitoring function and flow control function into an integrated system where the processor coordinates both the mass flow controller and temperature sensor. This merging allows the system to achieve high manufacturing precision for electrolyte preparation by coordinating temperature and flow control, while the integrated architecture manages complexity through unified control logic rather than separate independent systems.
Solution Approach 2:
The feedback mechanism allows the system to automatically adjust flow rates based on real-time temperature measurements, ensuring accurate electrolyte preparation without manual intervention. The processor uses temperature feedback to modulate the mass flow controller, achieving precise manufacturing outcomes while the automated feedback loop handles the control complexity.
3Measurement precision
If temperature is not monitored, then the system operates simpler, but electrolyte composition accuracy deteriorates
Solution Approach 1:
The temperature feedback system enables the mass flow controller to adjust its operation based on real-time temperature measurements, ensuring that electrolyte composition remains accurate despite temperature variations. The processor continuously monitors temperature and modulates flow rates accordingly, achieving precise electrolyte composition control while the automated system manages the monitoring complexity.
Solution Approach 2:
The patent replaces manual or passive flow control methods with an electronically controlled system that uses temperature feedback to automatically adjust flow rates. This substitution ensures accurate electrolyte composition by using electronic control based on temperature data, while the integrated electronic system manages the complexity of continuous monitoring and adjustment.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system ensures precise control of liquefied gas solvent flow, minimizing temperature-induced inaccuracies and maintaining optimal conditions for electrochemical device performance by adjusting flow rates based on temperature feedback.
Implementation Method 1
the container comprises a salt and a temperature sensor to detect the temperature of the liquefied gas solution when present in the container
Implementation Method 2
A processor connected to the MFC and to the temperature sensor is used to receive temperature readings from the temperature sensors and to actuate the flow rate on the MFC
Implementation Method 3
The liquefied gas solvent mixes with the salt in the container to form a liquefied gas electrolyte
Data Source
AI summary
Methods and structures are disclosed to dispense a liquefied gas solution from a liquefied gas solution (LGE) container. The LGE container comprises a temperature sensor to detect the temperature of the liquefied gas solution within the LGE container. The LGE container temperature is controlled using a temperature control element and a processor connected to the temperature sensor and to the temperature control element. The LGE is transferred from the container into a secondary container through a valve. The method includes the following steps: (a) opening the valve to allow the LGE to flow from the LGE container into the secondary container; (b) taking readings from the temperature sensor; and (c) based on the temperature readings, heating the LGE container to maintain the temperature of the LGE container at a predetermined temperature or within a predetermined temperature range.